Business and Tax Licensing

Business and tax licenses are required 

All businesses operating in the Town of Castle Rock must hold a business license. Prior to opening for business, you must apply for a business and tax license through the Town of Castle Rock. 

Address Locator Guide

Effective, Aug. 8, 2019, the Town of Castle Rock will only accept business license applications online at the:

Town of Castle Rock | Sales Tax Portal

If needed, you may access the portal at:
Town of Castle Rock,Town Hall - Lobby Kiosk

The application fee remains $10 dollars, payable on the portal. For all business license matters, such as an address change, go to your account on the Town of Castle Rock | Sales Tax Portal

Please allow a minimum of two weeks for approval of your business license. If you have questions regarding business licensing, please call 303-660-1015 or email us.

All applications for in-Town businesses are subject to zoning review, and additional steps and/or fees may be required. 

Other licensing

Are you looking for door-to-door solicitor's licenses (No Knock List) or contractor's licenses?

Special event promoter/organizer information

Special Event Vendor Information